<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
        var name = "tza"
        var age = 20
        //在info获取name 值 和 age 值 并且age + 1
        //做法：使用模板字符串 + 表达式实现
        //模板字符串写法：``
        //表达式：${变量名称}
        var info = `name is ${name} age is ${age + 1}`
        console.log(info)
    </script>
</body>
</html>